fractional distillation.pdf
What is fractional distillation?
fractional distillation is the seperation technique in which fractions of petroliums are seperated on the basis of their boiling point.
Implication of operant conditioning pakistani educational system.pdf
implication of operant conditioning pakistani educational system 1. Successive approximation: Successive approximation is a process which means that complicated behaviour patterns are learned gradually through successive steps which are rewarding for the learner. Every successful step of the child must be rewarded by the teacher. 2. Eliminating negative behaviour through extinction: When a learned response is repeated without reinforcement, the strength of the tendency to perform that response undergoes a progressive decrease. Extinction procedures can be successfully used by the class-room teacher in eliminating negative behaviour of students. 3. Reinforcement: Operant conditioning has valuable implications for reinforcement techniques in the class-room. The schools can use the principles of operant conditioning to eliminate the element of fear from school atmosphere by using positive reinforcement. Positive reinforcement is perhaps the most widely used behavioural technique in the sc...
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